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Generan Knowiedpe for XAT
Consider the following statements I The Central Highlands lie north of the Narmada river. II The Deccan Trap is made up of metamorphic rocks. Which of the above statements is/are correct? (a) I (b) II (c) I and II (d) None 61
Solution: a The Central Highlands lie north of the Narmada river covering a major area of the Malwa plateau. The Deccan Trap is of volcanic origin hence it is made up of igneous rocks.
Consider the following statements I. Khadar belt of the northern plains of India is formed of older alluvium II The Eastern Ghats are higher than the Western Ghats. Which of the above statements is/are correct? (a) I (b) II (c) I and II(d) None 62
Solution: d. It is the bhangar belt which is made up of older alluvium. The khadar are newer, younger deposits of the flood plains.
Which is the outermost Himalayan ranges (towards India)? (a) Shiwaliks (b) Himadri (c) Panjal (d) Dhaula Dhar 63
Consider the following statements A : Plants absorb nitrogen through soil. R : Plants cannot absorb nitrogen in the gaseous form Choose the correct option out of the following (a) f A and B both are true and B is the right reason for A (b) if A and B both are true but B is not the right reason for A (c) A is true but not B (d) Bis true but not A 64
Solution: a. Plants cannot absorb atmospheric nitrogen through stomata of the leaves. The gaseous nitrogen is converted to useful form by bacteria in the soil, which can finally be absorbed by the roots along with water and other minerals.
Which of the following is a distributary of river Ganga? (a) Teesta (b) Hooghly (c) Damodar (d) Saraswti
Solution: c. The gravity of the earth pulls all materials on its surface downwards. These downward movements are called mass movement or mass wasting
Solution: a. The Moho discontinuity, named after the geologist Mohorovicic, is the boundary between earth's crust and earth's mantle.
Consider the following statements about the Earth: The outer core is solid while the inner core is in liquid state. Being composed mainly of non metals like carbon, sulphur and hydrogen, the earth's core is also known as the non metallic core. Which of the above statements is/are correct? (a) I (b) II (c) I and II (d) None 69
Solution: d .The outer core is a liquid region composed mostly of iron, with smaller amounts of nickel and sulphur in liquid form. The inner core is solid and is composed mostly of iron and nickel As the core is made up of mainly metals, it is also known as the metallic core
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